Wednesday, July 8, 2026

Drug profile · INN

quetiapine fumarate

quetiapine fumarate (QUETIAPINE FUMARATE) is a serotonin 2a (5-ht2a) receptor antagonist. Associated with Amneal Pharma Europe Ltd. Route of administration: oral. Current US regulatory status: approved.

FDA: approved
US status approved
Patents linked 1
Pipeline programs 4
News articles 0
Drug details — quetiapine fumarate
US status
approved
Class
Route
ORAL
Patents
1
Programs
4
Data quality
0.89

Quick answer

quetiapine fumarate (QUETIAPINE FUMARATE) is a serotonin 2a (5-ht2a) receptor antagonist. Associated with Amneal Pharma Europe Ltd. Route of administration: oral. Current US regulatory status: approved.

Key facts

INN quetiapine fumarate
Brand QUETIAPINE FUMARATE
Mechanism Serotonin 2a (5-HT2a) receptor antagonist
Target D(2) dopamine receptor
Route ORAL
Formulation TABLET, EXTENDED RELEASE

Mechanism of action

Serotonin 2a (5-HT2a) receptor antagonist

Primary target: D(2) dopamine receptor

Approval history

Authority Status Date
FDA approved

Pipeline programs

  1. D1447C00001 Phase 3 · AstraZeneca · Bipolar Disorder
  2. Seroquel Sustained Release (SR) Phase 3 · AstraZeneca · Schizophrenic Disorder
  3. Quetiapine Phase 2 · BRIGHT MINDS BIOSCIENCES · Cannabis Dependence
  4. quetiapine fumarate tablet (Seroquel) Approved · First People's Hospital · Bipolar Disorder

Related & competitor drugs

  1. aripiprazole Nervous system (N05)
  2. brexpiprazole Nervous system (N05)
  3. cabergoline Dopamine D2 receptor agonist
  4. clozapine Serotonin 2a (5-HT2a) receptor antagonist
  5. fluphenazine decanoate Dopamine D2 receptor antagonist
  6. fluphenazine hydrochloride Dopamine D2 receptor antagonist
  1. US 7687622

    Process for preparing quetiapine fumarate

    Expires Mon Mar 25 2030 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

Frequently asked questions

What is quetiapine fumarate?

quetiapine fumarate (QUETIAPINE FUMARATE) is a serotonin 2a (5-ht2a) receptor antagonist. Associated with Amneal Pharma Europe Ltd. Route of administration: oral. Current US regulatory status: approved.

What is the brand name for quetiapine fumarate?

QUETIAPINE FUMARATE is a marketed brand name for quetiapine fumarate. Check FDA Drugs@FDA for the current US label holder and prescribing information.

What is the US approval status of quetiapine fumarate?

quetiapine fumarate has approved status in the United States according to our Drugs@FDA-derived records. Verify on the official FDA label before clinical or commercial decisions.